W0SBG
Active1x3District 0
Competitive callsign — 1 application filed with the FCC.
License HolderGRISWOLD, SHANNON B
License ClassTechnician
Min. Class RequiredGeneral
LocationParker, CO
Grant DateJul 22, 2025
Expiration DateJul 22, 2035
W0SBG is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by GRISWOLD, SHANNON B in Parker, CO. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by GRISWOLD, SHANNON B on Jun 4, 2015. W0SBG has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
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CW Weight: 38 units(Moderate)
Voice Phonetics
Whiskey Zero Sierra Bravo Golf
Readability: 7.5/10(High readability)
License History
- License RenewedJul 22, 2025
- License IssuedJun 23, 2015
- Vanity Callsign GrantedJun 23, 2015
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- GRISWOLD, SHANNON BFiled Jun 4, 2015Not awardedFCC ↗